Class: QgsVectorLayerSelectedFeatureSource

QgsFeatureSource subclass for the selected features from a QgsVectorLayer.

Class Hierarchy

Base classes

QgsFeatureSource	An interface for objects which provide features via a getFeatures method.
QgsExpressionContextScopeGenerator	Abstract interface for generating an expression context scope.

class qgis.core.QgsVectorLayerSelectedFeatureSource

Bases: QgsFeatureSource, QgsExpressionContextScopeGenerator

__init__(layer: QgsVectorLayer | None)

Constructor for QgsVectorLayerSelectedFeatureSource, for selected features from the specified layer. The currently selected feature IDs are stored, so change to the layer selection after constructing the QgsVectorLayerSelectedFeatureSource will not be reflected.

Parameters:

layer (Optional[QgsVectorLayer])